Math Forum || K-12 Math Puzzles || Problems of the Week || Student Center

 This Web page is intended to record solutions submitted by students in grades three through twelve. Submissions will be posted starting February 1, 2005. Rules: use the digits in the year 2005 and the operations of +, -, x, ÷, sqrt (square root), ^ (raise to a power), and ! (factorial), along with grouping symbols, to write expressions for the counting numbers 1 through 100. Please read and follow the rules carefully. Teachers may print out worksheets for students to record their findings, or print sheets of manipulatives for students to use.

## STUDENT SOLUTIONS: 9

 Solution Name Grade School (5.0*2)-0! Jimmy Adams 6 Johnson Middle School 5+2+0!+0! Simon Alger 10 Cannons Creek 5*2-0!+0 JP Allport 7 RSM Intermediate 5x2-0^0 Andrea Barry 6 Johnson Middle School 5*2-0^0 Jonathan Bailey 6 Johnson Middle School 5+2+0!+0! Andrew Bodin 6 Johnson Middle School 2+5+0!+0! Leah Bombardier 11 McCann Technical High School 5*2-0^0 Jordan Boston 6 Floyd Middle Magnet School 5+2+0!+0! Amanda Boyer 7 Mount Olive Middle School 5x2-0^0 Esther Braun 5 John Stanford International School; Seattle WA 5+2+0!+0! Cody Brown 6 Johnson Middle School 2+0!+0!+5 Kate B 6 Parker Middle School (5x2)-0!+0 Seth Cable 11 McCann Technical High School 5x2-0^0 Scottie Carlson 8 Mount Olive Middle School 5x2-0^0 Amanda Carney 6 Johnson Middle School (5x2-0^0) Yen T Chu 8 Pui Ching Middle School 5x2-0^0 Casey Ciechanowski 6 Johnson Middle School 5x2-0^0 Julia Connell 6 Johnson Middle School 5x2-0^0 Sarah Connolly 6 Johnson Middle School 5x2-0^0 John Coville 6 Johnson Middle School 5+2+0!+0! Khu Boon Tat Daren 7 Hwa Chong Institution 5+2+0!+0! Noah de Leeuw 5 John Stanford International School; Seattle WA 0!+0!+5+2 Johanne De Silva 6 Candian Academy, Kobe 2*5-0^0 Julie Discher 7 Rorher Middle School (5*2)-0!-0 Shannon Donohue 7 Rohrer Middle School 2+5+0!+0! Sabrina Dorronsoro 6 Johnson Middle School 5+2+0!+0! Andrew Dupras 8 Dartmouth Middle School 5x2-0^0 Alex D. 6 Johnson Middle School 5x2-0^0 Andy Ellis 6 Johnson Middle School 5*2-0^0 Justin Ellis 6 Johnson Middle School 2+5+0!+0! Kristin Euchler 7 Clarksburg Elementary School 5*2-(0^0) Lim Yu Sheng Fabian 7 Hwa Chong Institution 5x2-0^0 Ryan Ford 6 Johnson Middle School 2+0!+0!+5 Lisa Gardner 9 Buchholz High School 5*2-0!+0 Nikai Gibson 7 Mount Olive Middle School 5x2-0!+0 Trevor Girard 11 McCann Technical High School 5+2+0!+0! Lena Golick 5 Underwood School, Newton, MA 5+2+0!+0! Caroline G. 6 Johnson Middle School 2+5+0!+0! Taylor G 6 Johnson Middle School 2*5-0^0 Willem Hardeski 7 Roher Middle School 5x2-0^0 Savannah Harik 6 Johnson Middle School 5x2-0-0! Autumn Harnish 8 Mount Olive Middle School 5+2+0!+0! Hannah Harry 7 The Gordon School 5x2-0^0 Kate Hern 6 Johnson Middle School 5x2-0^0 Liz Jelloe 6 Johnson Middle School 2x5-0!-0 K Kornet 8 St. Anne Sarnia, Canada 5+2+0!+0! Adam Lemaire 11 McCann Technical High School 5x2-0^0 Jocelyn Lydon 6 Johnson Middle School 5x2-0^0 Devin McKenney 6 Floyd Middle Magnet 5*2-0!+0 Sarah Miller 8 Mount Olive Middle School 2*5-0^0 Margaret Mohrenweiser 9 West Milford High School 0!+0!+5+2 Mark M. 6 Parker Middle School 0!+0!+5+2 Colby Nadeau 6 Johnson Middle School (5x2)-0^0 Kanako Nakagawa 5 Canadian Academy Japan, Kobe 5+2+0!+0! Michelle Nunez 11 McCann Technical High School 5x2-0!+0 Daniel Nussbaum 8 Mount Olive Middle School 5+2+0!+0! Erin N. 6 Johnson Middle School 0!+0!+5+2 Kaiwal Patel 6 Mount Olive Middle School 5*2-0^0 Calvin Pratt 6 Johnson Middle School 5*2-0^0 Rob Prindall 6 Johnson Middle School 5x2+0-0! Zack P 11 McCann Technical High School 5*2-0!+0 Abhimanyu Ramachandran 7 Mount Olive Middle School 5x2-0^0 Amanda Reilly 6 Johnson Middle School 5*2-0^0 Chris Salls 8 Mendive (2x5)-0!+0 (2x5)-0^0 Troy Salvatore 6 Johnson Middle School 0!+0!+2+5 Cameron Saunders 9 Brookstone 5+2+0!+0! Shreye Saxena 6 Mount Olive Middle School (5*2)-0!-0 Dylan Shaw 6 Johnson Middle School 0!+0!+5+2 Dave Senecal 11 McCann Technical High School (2*5)-0^0 Sean Shakespeare 6 Johnson Middle School 5x2-0^0 Shannon Songin 6 Johnson Middle School 2*5+0-0! Kyle Snell 8 Mount Olive Middle School 2*5-0!+0 Ryland Stevens 6 Johnson Middle School 5+2+0!+0! Courtney S. 6 Johnson Middle School 5*2-0^0 Dallas Tipton 6 Floyd Middle Magnet School 5x2-0^0 Carolyn Tracey 6 Johnson Middle School (5*2)-(0!+0) Amanda Von Lindern 8 Mount Olive Middle School 5x2-0!-0 David Wians 6 Johnson Middle School 2x5-0!-0 Sean Wilson 6 Johnson Middle School 2!+0!+0!+5 Tyler Windham 9 Brookstone High School (5x2)-0^0 CJ Wood 6 Johnson Middle School 5+2+0!+0! Justin Wu 5 Underwood School, Newton, MA 2!+0!+0!+5 Lewis Won Cheng Yi 7 Hwa Chong Institution 5+0!+0!+2 Lenny Ziarnik 11 McCann Technical High School 5*2-0!+0 Bella 8 Mount Olive Middle School 2+5+0!+0! Carissa 11 McCann Technical High School 2*5-0^0 Christina 6 Johnson Middle School 5+2+0!+0! Darlene 11 McCann Technical High School 2*5-(0^0) Dylan 6 Johnson Middle School 5+2+0!+0! Joe 11 McCann Technical High School (5x2)-0^0 Kaitlin 8 Mount Olive Middle School 5+2+0!+0! Kelsey 11 McCann Technical High School 0!+0!+5+2 Kevin 11 McCann Technical High School tech 2*5-0^0 2*5-0!+0 Lauren 6 Johnson Middle School 5*2-0!+0 Shannon 8 Ahern Middle School 2+5+0!+0! Stephanie 8 Ahern Middle School 5x2-0^0 Jenna MacLellan and Emily Falvey 6 Johnson Middle School 5+2+0!+0! Katie Weber and Kristen Leccacorvi 10 Arlington High School

Please notify Judy Ann Brown of any errors.